# Posts by dk

Total # Posts: 113

**Math Order of operation**

Adam has $450. He spends $210 on food. Later he divides all the money into four parts and gives three parts to his mom and one part he keeps for himself. Then he found $20 in one of his Minecraft books being used as a bookmark. Write an expression that shows all of this ...

*December 14, 2015*

**precalcus**

What initial investment at 7.5% compounded continuously for 9 years will accumulate to $60,000?

*November 9, 2015*

**Math2**

The scale of a globe is 1/8 inch= 125 miles. How many inches is the circumference of that globe? Hint 1: Circumference means distance around. Hint 2: Use 25,000 miles for the circumference of the Earth.

*October 21, 2015*

**Proportion**

A flea 1/16 of an inch tall can jump 9 3/8 inches high. If a person five feet tall could jump like a flea, how high could she jump? Careful: Feet are not inches.

*October 21, 2015*

**Math1**

the largest land carnivore is the Alaskan brown bear. It can weigh 1300 pounds but a newborn cub only weighs about about one pound. A typical human weighs about 150 pounds and newborn human typically weighs about 7 pounds. Of human babies were proportionally the same as ...

*October 21, 2015*

**Math**

A flea 1/16 of an inch tall can jump 9 3/8 inches high. If a person five feet tall could jump like a flea, how high could she jump?

*October 21, 2015*

**biology**

(purple smooth = 75, white smooth = 28, purple wrinkled = 24, white wrinkled = 8) Account for the difference between the expected and experimental values.

*April 10, 2015*

**maths**

A solid cube with an edge 10 cm is melted to from two equal cubes. Find the ratio of the edge of the smaller cube to the edge of the bigger cube ?

*January 12, 2015*

**mats**

A soft drink can has a circular base with diameter 7 cm and height 12 cm. What is the different in their capacities?

*January 12, 2015*

**maths**

A lead pencil is in the shepe of a cylinder. The pencil is 21cm long with radius 0.4 cm and its lead is of radius 0.1 cm.what is the volume of wood in the pencil?

*January 11, 2015*

**mats**

A soft drink can has a circular base with diameter 7 cm and height 12 cm. What is the different in their capacities?

*January 11, 2015*

**maths**

A solid cube with an edge 10 cm is melted to from two equal cubes. Find the ratio of the edge of the smaller cube to the edge of the bigger cube ?

*January 11, 2015*

**maths**

Water flows through cylinder pip of internal diameter 7cm at 2m per second. If the pipe is always half full, them what is the volume of water (in liters) discharged in 10 minutes?

*January 11, 2015*

**Chemistry**

Hydrogen bromide gas, a polar covalent compound, is very soluble in water. Describe what happens, referring to intermolecular forces, as the hydrogen bromide dissolves. Diagrams may be helpful in your explanation. I need help with this question for assignment. Please and Thank...

*April 29, 2013*

**Chemistry**

Hydrogen bromide gas, a polar covalent compound, is very soluble in water. Describe what happens, referring to intermolecular forces, as the hydrogen bromide dissolves. Diagrams may be helpful in your explanation. Please, I need help with this question for assignment.

*April 28, 2013*

**ipc**

Expand Dong

*November 7, 2012*

**calculus**

Derivative of y=in((e^-2x)(cos4x))

*May 25, 2012*

**Life Sciences**

What is the name of the tissue that transport water in plants?

*April 6, 2012*

**3 grade english**

thank you every body for helping my son. ;)

*March 1, 2012*

**3 grade english**

when you read you can somethimes make a general statement, or generalization,about inividual ideas in the text. a generalization tells how ideas are mostly alike or all alike. directions read the following passage. people of all ages can play basketball young children join ...

*March 1, 2012*

**3 grade math**

1- at 12 noon, leslie recorded the temperature as 56F. the temperature had increased by 8F from 10 A.M. the temperature at 8 A.M. was 2F warmer than it was at 10 A.M. what was the temperature at 8 A.M? MY Son write the answer is - 62F 2- the temperature at 6 P.M. was 72F. this...

*February 29, 2012*

**Physics**

a 2kg ball is moving rightward at 2m/s when it collides with a 6kg ball that was moving west at a speed of 4m/s. After collision the 2kg ball moves west at a speed of 4m/s. Thw 6kg ball is also moving westward after collision with a speed of 2m/s. Show momentum is conserved. ...

*February 17, 2012*

**3grademath**

Thank you very much

*February 14, 2012*

**3grademath**

Can a rectangle also be a rhombus? Explain

*February 14, 2012*

**3 grade math**

Is a trapezoid also a parallelogram? Explain why or why not.

*February 14, 2012*

**3 grade english**

thank you.

*February 6, 2012*

**3 grade english**

a desert animal went to a cave. a desert animal took another animal's food.

*February 6, 2012*

**3 grade english**

write sentence about desert animals. use each given word in the past tense. they give word find, think, run, go, take my son write- a kangaroo rat needs to find nuts to survive. my son write- i think a rattle snake can confuse you. my son write- a scorpion can run a little ...

*February 6, 2012*

**3 grade english**

thank you very much.

*February 6, 2012*

**3 grade english**

my son wrote this- one time i was awoken by the dust in the desert. i have seen many rattlesnakes. i have been scared by the nocturnal coyote howls.

*February 6, 2012*

**3 grade english**

write each sentence. use the past form of the verb in () to complete each sentence. we have (saw,seen) many creatures in the desert. my son wrote- we have seen many creatures in the desert. the gila monster (gone,went) toward the cactus. my son wrote- the gila monster went ...

*February 3, 2012*

**5 grade math**

ryan practiced piano for 3/10 of an hour and soccor for 1/2 an hour. in simplest form, how long did he practiced altoghter

*February 3, 2012*

**3 grade english**

thank you ms or mr talia i post one question in 6:11p:m today but i did't get any of the help even i did yesturday nobody will reply to me back

*February 3, 2012*

**3 grade english**

please help me

*February 3, 2012*

**3 grade english**

please help my son thank you

*February 3, 2012*

**3 grade english**

write a sentence about a desert animal. use the past tense of an irregular verb.underline it.

*February 3, 2012*

**5 grade english**

write about your actions your observations and your thoughts. remember you are the person(michael jackson) my son say that you have to pretend that your michael jackson and to write about your actions your observation and your thoughts. but you have to do michael jackson ...

*January 29, 2012*

**5 grade english**

write about your actions your abservations and your thoughts. remember you are the person.(Michael Jackson)

*January 29, 2012*

**5 grade science**

what was your hypothesis? explain the process that your followed to determine the results for your experiment.

*January 29, 2012*

**3 grade english**

thank you very much

*January 29, 2012*

**5 grade math**

use division to find an equivalent fraction. (1) 15 __ 20 (2) 4 ___ 18 use multiplication to find an equivalent fraction. (1) 3 ___ 8 (2) 1 ___ 3

*January 17, 2012*

**5 grade math**

find two equivalent fractions for each given fraction. (1) 3 - 6 (2) 3 - 9

*January 17, 2012*

**math**

Jill has four of her five game scores: 8,6,6,3 Her average schore for the five games is 6 points. What is the fifth game score? Write an equation to help sove the problem.

*September 26, 2011*

**math**

i did j is 60 and k is 90 same thing j is 40 and k is 80 but i don't now rest of

*September 15, 2011*

**math**

(1) write the number that point j and k represent on each. <-'------j---------k------'-> 30 120 <-'-------j---------k-------> 20 120 (2) communicate how can you find what each mark represents on a number line?

*September 15, 2011*

**math**

write the word name for each number and tell the value of the underlined digit. 3,552,308,725 -

*September 15, 2011*

**health**

Critically DISCUSS 5 WAYS IN WHICH THE SOCIAL OR ENVIRONMENTAL PROBLEM IMPACT ON THE COMMUNITY.PROVIDE RELEVANT SOURCES TO SUPPORT YOUR CLAIM

*July 18, 2011*

**4th grade**

trains begin to stop at terminal b every morning at 5 a.m. and then come every 20 minutes for the next 3 hours. mr success needs 15 minutes to get to terminal b from his house. .if mr. success leaves his house at 7:08 a.m., what is the earliest time he can get the train at ...

*March 24, 2011*

**math**

C(16,6) = 8008 Therefore, the least possible number of appetizers is 16

*February 27, 2011*

**4th grade**

nick's diner advertise fresh squeezed orange juice every day of the year. he serves twenty-four 8-ounce glasses of juice a day. nick knows it takes three 6-ounce oranges to make one 8-ounce glass of juice. nick orders oranges by cases that have 24 oranges and weigh a total...

*January 24, 2011*

**4th grade**

20,000

*January 20, 2011*

**4th grade**

without multiplying, how do you know that the product of 399 and 48 is smaller than 20,722?

*January 20, 2011*

**4th grade**

reena says the product of 54 and 9 cannot be 487. she says that she knows this without actually multiplying. how does she know?

*January 20, 2011*

**4th grade**

which is i say they are say in paper latin bases audi, audit = hear,listen what is this mean i have to use this

*January 13, 2011*

**4th grade**

ok use audi,audit = hear, listen across 2. an examined and verified account 4. that is heard or that can be heard 5. a tryout 6. the sense of hearing 7 a large building for public meetings or performances 8. a tape recording of sound 9. both audible and visual down 1. the act ...

*January 13, 2011*

**4th grade**

this is not math question this is english subject

*January 13, 2011*

**4th grade**

i need help solveing crossword puzzle

*January 13, 2011*

**4th grade**

thankyou i just came and i get answer

*January 13, 2011*

**4th grade**

pleace explain me

*January 13, 2011*

**4th grade**

YES because when i learn i now 4.8 mean is 5 they skip 4.8 4.5 is 5

*January 13, 2011*

**4th grade**

i see in a) 4.8 and d) 6 and b c are the same number

*January 13, 2011*

**4th grade**

a) the quotient of 24 divided by 5.= 4.8 b)27/6= 4.5 c) 18/4 = 4.5 d) 30/5 = 6 describe in your own words what problems a, b and c have in common that make them different from d .

*January 13, 2011*

**4th grade**

thank you very much for helping me and my son

*January 6, 2011*

**4th grade**

10.00-8.50=$1.50

*January 6, 2011*

**4th grade**

10.00-1.50=$8.50 he receive back and my son did 2:50+1:50=4:00 then he subtract 10:00-4:00 =$6:00 he receive back

*January 6, 2011*

**4th grade**

the median is 105 and 107 and i don't about mode

*January 6, 2011*

**4th grade**

this is all what about another one

*January 6, 2011*

**4th grade**

424/4=106

*January 6, 2011*

**4th grade**

i don't no this is right or wrong

*January 6, 2011*

**4th grade**

i don't this is right or wrong

*January 6, 2011*

**4th grade**

i add first 107+105=212/2=106/2=53

*January 6, 2011*

**4th grade**

sylvester bowls once a week. this week he bowled four games. his scores were, 105 103 107 109 what is his average (mean) for the week? explain how you found your answer. what is the median score for the week? explain how you found your answer. what is the mode for his socres ...

*January 6, 2011*

**4th grade**

for helping

*January 3, 2011*

**4th grade**

thank you very much for every thing

*January 3, 2011*

**4th grade**

my son say this answer 1) is 8 x 3 = 24 and i think is 8 x 2 = 16 2) beef, chicken, and grains then chicken, beef, and grains then third day grains, chicken, and beef

*January 3, 2011*

**4th grade**

carol FRIEND ESMERALDA IS AWAY FOR 3 DAYS.SHE ASKED CARLO TO FEED HER PET DOG TWICE A DAY.CARLO FEED HIM ONE 8-OUNCE CAN EVERY TIME HE GOES ESMERALDA'S HOUSE. HOW MANY CANS OF FOOD DOES ESMERALDA NEED TO BUY FOR THE THREE DAY VACATION? SHOW HOW YOU CALCULATEAD YOUR ANSWER...

*January 3, 2011*

**4th grade**

12 + 12 + 12 + 12 + 1 + 1

*January 3, 2011*

**4th grade**

WHAT IS THE LARGEST PERIMETER THAT CAN BE CREATED FOR AN ARRAY CREATED FROM 24 ONE INCH TILES.

*January 3, 2011*

**4th grade**

IF R X R X R = 27 AND R X B = 6 WHAT IS THE VALUE OF B X B X B

*January 3, 2011*

**4th grade**

36 i am sorry i thought you say 4 x 6 then i put 24

*January 3, 2011*

**4th grade**

if b x w = 24, b x b = 16 what is the value of w x w?

*January 3, 2011*

**4th grade**

IN THE BOOK ONE 8 OUNCE CAN EVERY TIME

*January 3, 2011*

**4th grade**

because in the book they say dog eat a twice a day so should be is 48 ounce for 3 days

*January 3, 2011*

**4th grade**

how many pound of food does the dog eat over the 3 day period? (16 ounce = 1 pound)

*January 3, 2011*

**4th grade**

in book one side they say carlo had to buy on can of food because he ran out. he went to the store and bought a $0.79 can of food. he paid with a $ 1 bill. how much change did he get? ( this is different one in one question they put 5 parts in one question) this answer is $0....

*January 3, 2011*

**4th grade**

how can the clerk make the change of the $1 bill using the fewest number of coins?

*January 3, 2011*

**4th grade**

2+2+20=24x10=240 36/2=18

*December 17, 2010*

**4th grade**

bertrand is building in the form of a rectangle. he knows that the garden will be 10 feet wide. he wants to fence in the garden but only has 56 feet of fence to work with. how long mist the garden be to fence it with exactly 56 feet of fence? show how you found your answer. in...

*December 17, 2010*

**4th grade**

40+24=64

*December 16, 2010*

**4th grade**

ms plants wants to place a fence around a garden that measures 12 feet by 20 feet. how much fencing does she need for the perimeter of the garden.

*December 16, 2010*

**4th grade**

96

*December 16, 2010*

**4th grade**

how many 8 ounce servings can be created from a six pack of 12 ounce fruit drinks

*December 16, 2010*

**4th grade**

ms plant need garden fence 12 feet by 20 feet. how much fenc she need in perimeter

*September 13, 2010*

**math**

A landscaping company sells 40-pound bags of top soil. The actual weight x of a bag, however, may differ from the advertised weight by as much as 0.75 pound. Write an inequality involving absolute value that expresses the relationship between the actual weight x of a bag and ...

*March 11, 2010*

**Math**

Factor by introducing an appropriate substitution. 5y10 - 31y5 - 28

*March 8, 2010*

**Math**

Solve the inequality. Other than , graph the solution set on a number line. 12x - 3 > 3(3x - 9)

*March 8, 2010*